html,
body {
  height: 100%;
}
header {
  font-size: 30px;
}


.layout {
  height: 100%;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-orient: vertical;
  -webkit-box-direction: normal;
  -ms-flex-direction: column;
  flex-direction: column;
  -ms-flex-pack: distribute;
  justify-content: space-around;
  -webkit-box-align: center;
  -ms-flex-align: center;
  align-items: center;
}

form {
  min-width: 300px;
}

.captcha-wrap {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
  -ms-flex-align: center;
  align-items: center;
}
.captcha-wrap img {
  height: 30px;
  cursor: pointer;
}

footer{
    margin-bottom: 100px;
}
